:root {
  --ink: #171717;
  --muted: #6b706d;
  --line: #e3e5e3;
  --surface: #f5f6f4;
  --white: #fff;
  --red: #c91d28;
  --red-dark: #a8131d;
  --green: #1c7a4d;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  color: var(--ink);
  background: var(--surface);
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: var(--surface); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }

.admin-shell { display: grid; min-height: 100vh; grid-template-columns: 220px minmax(0, 1fr); }
.admin-sidebar {
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column;
  padding: 28px 18px; border-right: 1px solid #242424; background: #111; color: #fff;
}
.admin-brand { display: block; width: 112px; margin: 0 10px 34px; }
.admin-brand img { display: block; width: 100%; }
.admin-sidebar nav { display: grid; gap: 6px; }
.admin-nav {
  width: 100%; padding: 12px 14px; border: 0; border-radius: 6px; color: #aaa;
  background: transparent; text-align: left; font-weight: 650;
}
.admin-nav:hover, .admin-nav.is-active { color: #fff; background: #292929; }
.admin-sidebar-foot { display: grid; gap: 2px; margin-top: auto; }
.admin-site-link, .admin-logout { padding: 11px 14px; color: #bbb; text-decoration: none; }
.admin-logout { border: 0; background: transparent; text-align: left; }
.admin-site-link:hover, .admin-logout:hover { color: #fff; }
.admin-main { min-width: 0; padding: 34px clamp(20px, 4vw, 58px) 60px; }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 28px; }
.admin-topbar p, .dialog-head p { margin: 0 0 5px; color: var(--red); font-size: 13px; font-weight: 800; }
.admin-topbar h1 { margin: 0; font-size: clamp(28px, 4vw, 44px); letter-spacing: 0; }
.admin-identity { position: absolute; top: 38px; right: clamp(190px, 18vw, 230px); display: grid; text-align: right; }
.admin-identity span { font-size: 14px; font-weight: 750; }
.admin-identity small { margin-top: 3px; color: var(--muted); font-size: 11px; }
.primary-action, .secondary-action, .icon-button {
  min-height: 42px; border-radius: 6px; border: 1px solid var(--line); font-weight: 750;
}
.primary-action { padding: 0 20px; border-color: var(--red); background: var(--red); color: #fff; }
.primary-action:hover { background: var(--red-dark); }
.secondary-action { padding: 0 16px; background: #fff; color: var(--ink); }
.icon-button { width: 42px; padding: 0; background: #fff; font-size: 24px; }
.admin-alert { display: none; margin-bottom: 18px; padding: 12px 14px; border: 1px solid #efb8bc; border-radius: 6px; background: #fff0f1; color: #8b131c; }
.admin-alert.is-visible { display: block; }
.admin-alert.is-success { border-color: #b9dcc8; background: #edf8f1; color: #17633f; }
.admin-view { display: none; }
.admin-view.is-active { display: block; }
.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card { min-height: 130px; padding: 22px; border: 1px solid var(--line); border-radius: 7px; background: var(--white); }
.stat-card span { color: var(--muted); font-size: 14px; }
.stat-card strong { display: block; margin-top: 16px; font-size: 36px; }
.dashboard-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 20px; }
.panel { overflow: hidden; border: 1px solid var(--line); border-radius: 7px; background: var(--white); }
.panel-head { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.panel-head h2 { margin: 0; font-size: 18px; }
.panel-head span { color: var(--muted); font-size: 13px; }
.compact-list { list-style: none; padding: 0; margin: 0; }
.compact-list li { display: flex; justify-content: space-between; gap: 14px; padding: 15px 20px; border-bottom: 1px solid var(--line); }
.compact-list li:last-child { border-bottom: 0; }
.compact-list strong, .compact-list span { display: block; }
.compact-list small { color: var(--muted); }
.empty-state { margin: 0; padding: 34px 20px; color: var(--muted); text-align: center; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; white-space: nowrap; }
th { color: var(--muted); background: #fafafa; font-size: 13px; }
td { font-size: 14px; }
td strong, td small { display: block; }
td small { margin-top: 3px; color: var(--muted); white-space: normal; }
.row-actions { display: flex; gap: 8px; justify-content: flex-end; }
.text-action { padding: 5px 8px; border: 0; background: transparent; color: var(--red); font-weight: 700; }
.status-select { min-height: 34px; padding: 0 28px 0 9px; border: 1px solid var(--line); border-radius: 5px; background: #fff; }
.status-pill { display: inline-flex; padding: 4px 8px; border-radius: 99px; background: #eee; font-size: 12px; font-weight: 750; }
.status-pill.published, .status-pill.qualified { background: #e3f4ea; color: var(--green); }
.status-pill.draft, .status-pill.new { background: #fff1dc; color: #8b5d11; }
.role-pill { display: inline-flex; padding: 4px 8px; border-radius: 4px; background: #eef0ee; color: #525753; font-size: 12px; font-weight: 750; }
.role-pill.super_admin { background: #fce6e8; color: var(--red-dark); }
.text-action:disabled { cursor: not-allowed; color: #aaa; }
.account-layout { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(280px, .7fr); gap: 20px; align-items: start; }
.account-form { overflow: visible; }
.account-form-body { display: grid; gap: 15px; padding: 20px; }
.account-form-body label { display: grid; gap: 7px; color: #3f4441; font-size: 13px; font-weight: 700; }
.account-form-body input, .account-form-body select {
  width: 100%; min-height: 42px; padding: 9px 11px; border: 1px solid #cfd2cf; border-radius: 5px; background: #fff;
}
.account-form-body .primary-action { width: 100%; margin-top: 3px; }
.account-form-body p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.security-layout { display: grid; grid-template-columns: minmax(320px, 520px) minmax(260px, 1fr); gap: 20px; align-items: start; }
.security-note { padding: 22px; border-left: 4px solid var(--green); background: #edf8f1; color: #23543a; }
.security-note strong { font-size: 16px; }
.security-note p { margin: 8px 0 0; line-height: 1.7; }

.login-page { background: #151515; }
.login-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(360px, .85fr) minmax(500px, 1.15fr); }
.login-brand-panel {
  min-height: 100vh; display: flex; flex-direction: column; justify-content: space-between;
  padding: clamp(34px, 5vw, 72px); background: #171717 url("/assets/factory-premium.webp") center / cover no-repeat;
  color: #fff; position: relative; isolation: isolate;
}
.login-brand-panel::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgb(0 0 0 / 42%), rgb(0 0 0 / 86%)); }
.login-logo { width: 118px; }
.login-logo img { display: block; width: 100%; }
.login-kicker { margin: 0 0 16px; color: #ef4c55; font-size: 12px; font-weight: 850; }
.login-brand-panel h1 { margin: 0; max-width: 560px; font-size: clamp(42px, 5vw, 70px); line-height: 1.08; letter-spacing: 0; }
.login-brand-panel h1 + p { max-width: 450px; margin: 22px 0 0; color: #d0d0d0; font-size: 16px; line-height: 1.8; }
.login-back { width: fit-content; color: #ddd; text-decoration: none; font-size: 14px; }
.login-form-panel { display: grid; place-items: center; padding: 32px; background: #f5f6f4; }
.login-form { width: min(100%, 420px); }
.login-heading { margin-bottom: 34px; }
.login-heading span { color: var(--red); font-size: 13px; font-weight: 800; }
.login-heading h2 { margin: 8px 0 10px; font-size: 38px; letter-spacing: 0; }
.login-heading p { margin: 0; color: var(--muted); }
.login-form > label { display: grid; gap: 9px; margin-top: 19px; color: #363936; font-size: 14px; font-weight: 750; }
.login-form input {
  width: 100%; height: 50px; padding: 0 14px; border: 1px solid #cfd2cf; border-radius: 6px; background: #fff; color: var(--ink);
}
.login-form input:focus { outline: 3px solid rgb(201 29 40 / 12%); border-color: var(--red); }
.password-field { position: relative; }
.password-field input { padding-right: 62px; }
.password-field button { position: absolute; top: 5px; right: 5px; height: 40px; padding: 0 10px; border: 0; background: transparent; color: var(--red); font-size: 13px; font-weight: 750; }
.login-submit { width: 100%; height: 50px; margin-top: 26px; border: 0; border-radius: 6px; background: var(--red); color: #fff; font-weight: 800; }
.login-submit:hover { background: var(--red-dark); }
.login-submit:disabled { cursor: wait; opacity: .68; }
.login-security { margin: 18px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; text-align: center; }
.login-alert { display: none; padding: 12px 14px; border: 1px solid #efb8bc; border-radius: 6px; background: #fff0f1; color: #8b131c; font-size: 13px; }
.login-alert.is-visible { display: block; }

dialog { width: min(900px, calc(100% - 30px)); max-height: calc(100vh - 30px); padding: 0; border: 0; border-radius: 8px; box-shadow: 0 25px 90px rgb(0 0 0 / 28%); }
dialog::backdrop { background: rgb(0 0 0 / 58%); }
#post-form { padding: 26px; }
.dialog-head { display: flex; justify-content: space-between; align-items: start; margin-bottom: 22px; }
.dialog-head h2 { margin: 0; font-size: 26px; }
.ai-workbench { margin-bottom: 22px; padding: 18px; border: 1px solid #d7dcd8; border-left: 4px solid var(--green); border-radius: 7px; background: #f3f8f5; }
.ai-workbench-head, .ai-actions, .media-library-head, .cover-editor-copy { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.ai-workbench-head { margin-bottom: 14px; }
.ai-workbench-head span:first-child { color: var(--green); font-size: 12px; font-weight: 800; }
.ai-workbench-head h3 { margin: 3px 0 0; font-size: 19px; }
.ai-draft-label { color: var(--muted); font-size: 12px; }
.ai-input-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ai-input-grid label { display: grid; gap: 6px; color: #3f4441; font-size: 13px; font-weight: 700; }
.ai-input-grid .wide { grid-column: 1 / -1; }
.ai-input-grid input, .ai-input-grid textarea { width: 100%; padding: 10px 11px; border: 1px solid #cbd4ce; border-radius: 5px; background: #fff; }
.ai-actions { justify-content: flex-start; margin-top: 13px; }
.ai-actions #ai-status { color: var(--muted); font-size: 12px; }
.ai-action, .upload-action {
  min-height: 40px; display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 0 14px; border: 1px solid var(--green); border-radius: 5px; background: var(--green); color: #fff; font-weight: 750;
}
.ai-action:hover { background: #145f3b; }
.ai-action:disabled, .primary-action:disabled { cursor: wait; opacity: .6; }
.ai-action span { font-size: 17px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid label { display: grid; gap: 7px; color: #3f4441; font-size: 14px; font-weight: 700; }
.form-grid .wide { grid-column: 1 / -1; }
.form-grid input, .form-grid textarea, .form-grid select {
  width: 100%; padding: 11px 12px; border: 1px solid #cfd2cf; border-radius: 5px; background: #fff; color: var(--ink);
}
.form-grid textarea { resize: vertical; line-height: 1.65; }
.form-grid input:focus, .form-grid textarea:focus, .form-grid select:focus { outline: 2px solid rgb(201 29 40 / 20%); border-color: var(--red); }
.cover-editor { padding: 18px; border: 1px solid var(--line); border-radius: 7px; background: #fafbfa; }
.cover-editor-copy { align-items: baseline; margin-bottom: 14px; }
.cover-editor-copy strong, .media-library-head strong { color: #3f4441; font-size: 14px; }
.cover-editor-copy span, .media-library-head span { color: var(--muted); font-size: 12px; }
.cover-stage { display: grid; grid-template-columns: minmax(220px, .85fr) 1.15fr; gap: 16px; align-items: start; }
#cover-preview { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border: 1px solid var(--line); border-radius: 6px; background: #eee; }
.cover-controls { display: grid; gap: 12px; }
.cover-controls label { display: grid; gap: 7px; }
.cover-buttons { display: flex; flex-wrap: wrap; gap: 9px; }
.upload-action { border-color: #bfc3c0; background: #fff; color: var(--ink); cursor: pointer; }
#cover-upload { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.media-library-head { margin: 18px 0 9px; padding-top: 15px; border-top: 1px solid var(--line); }
.media-library { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; min-height: 78px; }
.media-library p { grid-column: 1 / -1; margin: 0; padding: 18px; color: var(--muted); text-align: center; }
.media-item { position: relative; overflow: hidden; padding: 0; border: 2px solid transparent; border-radius: 5px; background: #eee; }
.media-item:hover, .media-item.is-selected { border-color: var(--red); }
.media-item img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.media-item span { position: absolute; right: 4px; bottom: 4px; padding: 2px 5px; border-radius: 3px; background: rgb(0 0 0 / 65%); color: #fff; font-size: 10px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }

@media (max-width: 880px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; width: 100%; height: auto; display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 8px 12px; padding: 10px 14px; }
  .admin-brand { width: 76px; margin: 0; padding: 6px; }
  .admin-sidebar nav { grid-column: 1 / -1; grid-row: 2; display: flex; overflow-x: auto; padding-top: 4px; border-top: 1px solid #292929; }
  .admin-nav { width: auto; white-space: nowrap; }
  .admin-sidebar-foot { display: flex; justify-self: end; margin: 0; }
  .admin-site-link, .admin-logout { white-space: nowrap; }
  .admin-identity { position: static; margin: -18px 0 22px; text-align: left; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid { grid-template-columns: 1fr; }
  .account-layout { grid-template-columns: 1fr; }
  .security-layout { grid-template-columns: 1fr; }
  .media-library { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .login-shell { grid-template-columns: minmax(300px, .8fr) minmax(420px, 1fr); }
}

@media (max-width: 560px) {
  .admin-main { padding: 24px 14px 50px; }
  .admin-topbar { align-items: flex-end; }
  .admin-topbar h1 { font-size: 28px; }
  .primary-action { padding: 0 13px; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .stat-card { min-height: 105px; padding: 16px; }
  .stat-card strong { font-size: 29px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .wide { grid-column: auto; }
  .ai-input-grid { grid-template-columns: 1fr; }
  .ai-input-grid .wide { grid-column: auto; }
  .ai-workbench-head, .cover-editor-copy { align-items: flex-start; flex-direction: column; }
  .cover-stage { grid-template-columns: 1fr; }
  .media-library { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .login-shell { display: block; min-height: 100vh; background: #f5f6f4; }
  .login-brand-panel { min-height: 230px; padding: 24px; justify-content: space-between; }
  .login-brand-panel h1 { font-size: 32px; }
  .login-brand-panel h1 + p { display: none; }
  .login-logo { width: 86px; }
  .login-back { font-size: 12px; }
  .login-form-panel { min-height: calc(100vh - 230px); padding: 32px 22px 48px; place-items: start center; }
  .login-heading { margin-bottom: 24px; }
  .login-heading h2 { font-size: 31px; }
}